Title:
発光組成物、蛍光ランプ及び蛍光ランプ用蛍光体塗布液
Document Type and Number:
Japanese Patent JP4205487
Kind Code:
B2
Abstract:
This invention provides a light-emitting composition which can enhance luminous flux of the fluorescent lamp, improve tube end chromatic aberration and luminous flux maintenance factor, and reduce production cost; and a phosphor coating liquid for the fluorescent lamp. A fluorescent lamp uses a fluorescent film formed by a phosphor coating liquid for lamp or light-emitting composition made from adding and mixing a carbonate compound with phosphor for UV light excitation or a phosphor coating liquid containing a binder and a phosphor for UV light excitation dispersed in the binder.
Inventors:
Kazuhiko Sawada
Application Number:
JP2003145212A
Publication Date:
January 07, 2009
Filing Date:
May 22, 2003
Export Citation:
Assignee:
Kasei Optonics Co., Ltd.
International Classes:
C09K11/08; C09K11/00; C09K11/02; H01J9/22; H01J61/44; H01J61/46
Domestic Patent References:
| JP6267511A | ||||
| JP54019354A | ||||
| JP2004244604A | ||||
| JP2003226872A | ||||
| JP2043303B2 | ||||
| JP2003147350A |
Attorney, Agent or Firm:
Toshiko Hiraishi
Ryoichi Hagiwara
Takashi Watanabe
Yuko Ishikawa
Ryoichi Hagiwara
Takashi Watanabe
Yuko Ishikawa